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Finding the Fourth Proportional to 434.75, 599.36 and 335.32

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Solution

The fourth proportional to 434.75, 599.36 and 335.32 is: 462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.75 : 599.36 = 335.32 : x
  2. Step 2: Convert to fraction form
    434.75/599.36 = 335.32/x
  3. Step 3: Cross multiply
    434.75x = 599.36 × 335.32
  4. Step 4: Simplify right side
    434.75x = 200,974.22
  5. Step 5: Solve for x
    x = 200,974.22/434.75
  6. Step 6: Final answer
    x = 462.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.